This inventor holds 4 USPTO granted patents and 2 published patent applications. Top assignee: Korea Institute of Energy Research. Active years: 2013-2025.
Company Filing History:
Years Active: 2013-2025
Title: Se-jin Ahn: Innovator in Solar Technology
Introduction
Se-jin Ahn is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of solar technology, holding a total of 4 patents. His work focuses on enhancing the efficiency of solar cells through innovative materials and designs.
Latest Patents
Among his latest patents, Se-jin Ahn has developed a conductive substrate, a perovskite substrate using the conductive substrate, and a solar cell utilizing the perovskite substrate. This invention includes a conductive base and a conductive compound stacked on the base. The conductive compound is capable of multi-electron redox reactions and possesses p-type organic molecular properties. It has an oxidation potential that matches the valence band of perovskite, allowing for selective separation of holes generated in the absorber layer. This innovation significantly enhances the photoelectric conversion efficiency of solar cells while reducing the hysteresis index.
Another notable patent involves a jig for a sample for a solar photovoltaic device. This jig includes a cradle unit that supports the sample and a contact unit with probe pins that contact the busbar of the sample. The design allows for rotation, enabling the upper and lower surfaces of the sample to be reversed, which is crucial for testing and efficiency assessments.
Career Highlights
Se-jin Ahn is affiliated with the Korea Institute of Energy Research, where he continues to push the boundaries of solar technology. His work is instrumental in developing more efficient solar energy solutions that can contribute to sustainable energy practices.
Collaborations
He collaborates with notable colleagues, including Jae-ho Yun and Ara Cho, who share his vision for advancing solar technology.
Conclusion
Se-jin Ahn's innovative contributions to solar technology exemplify the potential for advancements in renewable energy. His patents reflect a commitment to improving efficiency and sustainability in solar energy applications.